A running track in the shape of an oval is shown. The ends of the track form semicircles.
A running track is shown. The left and right edges of the track are identical curves. The top and bottom edges of the track are straight lines. The track has width 56 m and length of one straight edge 130 m.
What is the perimeter of the inside of the track?
(π = 3.14)
260.00 m
347.92 m
372.00 m
435.84 m
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oregonduck (oregonduck):
oregonduck (oregonduck):
@g-lax4
OpenStudy (anonymous):
ok one sec and i will help
OpenStudy (anonymous):
175.93 is the sides combined plus the straightaways
OpenStudy (anonymous):
first how do you find a the perimeter of a circle
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oregonduck (oregonduck):
yeah idk part of it has to do with pi but that is all i know
oregonduck (oregonduck):
@CJDOG @g-lax4
OpenStudy (anonymous):
C=2πr
OpenStudy (anonymous):
so 2 * 3.14 * 56 (for the small half circles you combine)
OpenStudy (anonymous):
then for the middle just find the perimeter of the rectangle
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